<template>
  <div class="dashboard-container">
    <div class="app-container">
      <!-- 靠右的按钮 -->
      <page-tools>
        <template v-slot:after>
          <el-button type="primary" size="small" @click="addPermission(1, '0')"
            >添加权限</el-button
          >
        </template>
      </page-tools>
      <el-card>
        <!-- 新增和编辑弹层 -->
        <el-table :border="true" :data="list" row-key="id">
          <el-table-column label="名称" prop="name"></el-table-column>
          <el-table-column
            align="center"
            label="标识"
            prop="code"
          ></el-table-column>
          <el-table-column
            align="center"
            label="描述"
            prop="description"
          ></el-table-column>
          <el-table-column align="center" label="操作">
            <template v-slot="{ row }">
              <!-- 只有type=1的一级权限时候才显示添加，二级权限没有添加 -->
              <el-button
                v-if="row.type === 1"
                type="text"
                @click="addPermission(2, row.id)"
                >添加</el-button
              >
              <el-button type="text" @click="editPermission(row.id)"
                >编辑</el-button
              >
              <el-button type="text" @click="delPermission(row.id)"
                >删除</el-button
              >
            </template>
          </el-table-column>
        </el-table>
      </el-card>
      <el-dialog
        :title="`${showText}权限点`"
        :visible="showDialog"
        @close="btnCancel"
      >
        <!-- 表单 -->
        <el-form
          ref="permForm"
          :model="formData"
          :rules="rules"
          label-width="120px"
        >
          <el-form-item label="权限名称" prop="name">
            <el-input v-model="formData.name" style="width: 90%" />
          </el-form-item>
          <el-form-item label="权限标识" prop="code">
            <el-input v-model="formData.code" style="width: 90%" />
          </el-form-item>
          <el-form-item label="权限描述">
            <el-input v-model="formData.description" style="width: 90%" />
          </el-form-item>
          <el-form-item label="开启">
            <el-switch
              v-model="formData.enVisible"
              active-value="1"
              inactive-value="0"
            />
          </el-form-item>
        </el-form>
        <el-row slot="footer" type="flex" justify="center">
          <el-col :span="6">
            <el-button size="small" type="primary" @click="btnOk"
              >确定</el-button
            >
            <el-button size="small" @click="btnCancel">取消</el-button>
          </el-col>
        </el-row>
      </el-dialog>
    </div>
  </div>
</template>

<script>
import {
  updatePermission,
  addPermission,
  getPermissionDetail,
  delPermission,
  getPermissionList,
} from "@/api/permission";
import { tranListToTreeData } from "@/utils";
export default {
  data() {
    return {
      list: [],
      formData: {
        name: "", // 名称
        code: "", // 标识
        description: "", // 描述
        type: "", // 类型 该类型 不需要显示 因为点击添加的时候已经知道类型了
        pid: "", // 因为做的是树 需要知道添加到哪个节点下了
        enVisible: "0", // 开启
      },
      rules: {
        name: [
          { required: true, message: "权限名称不能为空", trigger: "blur" },
        ],
        code: [
          { required: true, message: "权限标识不能为空", trigger: "blur" },
        ],
      },
      showDialog: false,
    };
  },
  created() {
    this.getPermissionList();
  },
  methods: {
    async getPermissionList() {
      //一级权限的父级id（pid）为0，所以这里传递0
      this.list = tranListToTreeData(await getPermissionList(), "0");
    },
    // 编辑的回调
    async editPermission(id) {
      // 根据获取id获取详情
      this.formData = await getPermissionDetail(id);
      this.showDialog = true;
    },
    // 删除的回调
    delPermission(id) {
      this.$confirm("您确定删除该权限吗?", "是否继续", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning",
      })
        .then(async () => {
          await delPermission(id);
          this.$message.success("删除成功!");
          this.getPermissionList();
        })
        .catch((error) => {
          console.log(error);
        });
    },
    // 添加权限的回调
    addPermission(type, pid) {
      this.formData.type = type;
      this.formData.pid = pid;
      this.showDialog = true;
    },
    btnOk() {
      this.$refs.permForm.validate(async () => {
        try {
          if (this.formData.id) {
            // 如果有id就是编辑
            await updatePermission(this.formData);
            this.$message.success("修改成功");
          } else {
            // 新增
            await addPermission(this.formData);
            this.$message.success("新增成功");
          }
          this.getPermissionList();
          this.showDialog = false;
        } catch (error) {
          console.log(error);
        }
      });
    },
    btnCancel() {
      this.formData = {
        name: "", // 名称
        code: "", // 标识
        description: "", // 描述
        type: "", // 类型 该类型 不需要显示 因为点击添加的时候已经知道类型了
        pid: "", // 因为做的是树 需要知道添加到哪个节点下了
        enVisible: "0", // 开启
      };
      this.$refs.permForm.resetFields();
      this.showDialog = false;
    },
  },
  computed: {
    showText() {
      return this.formData.id ? "编辑" : "新增";
    },
  },
};
</script>

<style>
</style>